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课件网) 人教版(新起点)4上语法总结 1、掌握4上重点的语法 2、掌握be动词的使用，一般疑问句变化，like和be good at的用法。 知识梳理 一、be动词的使用 什么是be动词？ be动词的意思和用法有很多，一般意思是：是。一般有am，is，are三种形式。另外，be动词还有“成为”的意思。 1.be动词与人称搭配： ①第一人称单数：I 表示“我”，+ am 表示“是”.... I am ... 我是... eg: I am a boy. 我是一个男孩。 I am good at playing basketball. 我擅长打篮球。 ②第二人称单数：you 表示“你”，+ are表示“是”.... you are ... 你是... eg: You are a birl. 我是一个女孩。 You are very happy. 你很开心。 ③第三人称单数：he/she/it 表示“他/她/它”，+ is 表示“是”.... he she is ... 他是/她是/它是 ... it eg: He is a student. 他是一名学生。 She is a teacher. 她是一名老师。 It is a dog. 它是一只狗。 ④复数人称：we/you/they 表示“我们/你们/他们”， + are 表示“是”.... we you are... 我们是/你们是/他们是 ... they eg: We are students. 我们是学生。 You are teachers. 你们是老师。 They are my friends. 他们是我的朋友们。 ⑤巧记be动词搭配： I 用 am，you用are， is连着他她它（he，she，it）， 单数用is，复数用are。 ⑥常见缩写： I am=I'm He is=He's She is=She's They are=They're 语法练习 1. You _____ my sister.? A. am B. is C. are 2.It ____ a blue car. A. am B. is C. are 3.She _____ a girl. A. am B. is C. are 4. They ____ very happy. A. am B. is C. are 5. We _____ students. A. am B. is C. are 语法练习 答案: 1-5 CBBCC 二、一般疑问句 一般疑问句有两大家族 含有be动词&情态动词 含有行为动词 含有be动词 Be动词+主语+其他？ eg: Is she a nurse? Are you good at playing football? 常见的be动词： am，is，are 含有情态动词 情态动词+主语+动词原形+其他? eg: May I help you? Can I use your scissors please? 常见的be动词： can，may，must 含有行为动词 助动词+主语+动词原形+其他? eg: Do you often play basketball? Does he often go to the cinema on the weekend? 助动词:do，does 含有行为动词 一般疑问句有肯定回答与否定回答两种 ①肯定回答： 一般以Yes起句 eg:--Is she a nurse?--Yes,she is. --Can I use your scissors please?--Yes,you can. --Do you often play basketball?--Yes,I do. 一般疑问句回答 含有行为动词 ②否定回答: 一般以No起句 eg:--Is she a nurse?--No,she isn’t. --Can I use your scissors please?--No,you can’t. --Do you often play basketball?--No,I don’t. 一般疑问句回答 含有行为动词 注意:回答中要将第一人称&第二人称互换 eg:--Do you often play basketball? --Yes,I do. --No,I don’t. 一般疑问句回答 语法练习 1. _____??you?like?pears?? A.Do?????????????B.?Is C. Does 2. --_____ she _____ ? --Yes, she can. A. Can;dance B. Is;dancing D. can;dances 3.____ you a girl? A. Am B. Is C. Are 4. ____ your mother a teacher? A. Am B. Is C. Are 5. --_____? --Yes, I do. A. Do you like salad B. Do it like this C. Does he like it 语法练习 6. Is he a teacher? (作肯定回答) _____ 7. Do you often play football? (作否定回答) _____ 8. Can you swim? (作肯定回答) _____ 9.Are you a boy?(作否定回答) _____ 语法练习 答案: 1-5 AACBA 6.Yes,he is. 7.No,I don't. 8.No,I can't. 9.No,I am not. 三、be good at ①be good at ... ...
